dial pulses

См. также в других словарях:

• dial —    1. A device that transmits a coded signal to actuate the central office switching equipment according to the digit dialed. A dial can be either a rotary device that is wound up and released to transmit open pulses (DC space pulses) or a touch… …   IT glossary of terms, acronyms and abbreviations

• dial, rotary —    A type of calling device that generates pulses by manual rotation and release of a dial, the number of pulses being determined by how far the dial is rotated before being released …   IT glossary of terms, acronyms and abbreviations

• dial — To send out either tones or pulses that the phone company needs to understand what number you are calling. Most modems will dial automatically …   Dictionary of telecommunications

• Rotary dial — A German Fe TAp 615, (R g) a widespread rotary dial telephone of the 1960s to the 1980s The rotary dial is a device mounted on or in a telephone or switchboard that is designed to send electrical pulses, known as pulse dialing, corresponding to… …   Wikipedia

• auto-dial —    A feature of a modem that allows it to open a telephone line and start a call. To auto dial, the modem sends a series of pulses or tones that represent a stored telephone number.    See also callback modem …   Dictionary of networking

• rotary dial —    In a switched system, the conventional telephone dialing method that creates a series of pulses to identify the called station …   IT glossary of terms, acronyms and abbreviations

• Telephone exchange — A telephone operator manually connecting calls with cord pairs at a telephone switchboard. In the field of telecommunications, a telephone exchange or telephone switch is a system of electronic components that connects telephone calls. A central… …   Wikipedia

• Pulse dialing — Middle 20th century rotary dial telephone Pulse dialing, dial pulse, or loop disconnect dialing, also called rotary or decadic dialling in the United Kingdom (because up to 10 pulses are sent), is pulsing in which a direct current pulse train is… …   Wikipedia

• Panel switch — The panel switching system was an early type of automatic telephone exchange, first put into urban service by the Bell System in the 1920s and removed during the 1970s. The Panel and Rotary systems were developed in parallel by Bell Labs before… …   Wikipedia

• 1ESS switch — The Number One Electronic Switching System, the first large scale Stored Program Control (SPC) telephone exchange or Electronic Switching System in the Bell System, was introduced in Succasunna, New Jersey, in May 1965[1]. The switching fabric… …   Wikipedia

• Improved Mobile Telephone Service — The Improved Mobile Telephone Service (IMTS) is a 0G pre cellular VHF/UHF radio system that links to the PSTN. IMTS was the radiotelephone equivalent of land dial phone service. It was introduced in 1969 as a replacement to Mobile Telephone… …   Wikipedia